(S)-2-((tert-butyldiphenylsilyl)oxy)-1-((2S,3S,6R,8R,9S)-3-methoxy-9-methyl-8-(2-oxoethyl)-1,7-dioxaspiro[5.5]undec-10-en-2-yl)ethyl pivalate

(S)-2-((tert-butyldiphenylsilyl)oxy)-1-((2S,3S,6R,8R,9S)-8-((R)-2-hydroxy-4-oxo-5-((2S,6R)-6-(2-(pivaloyloxy)ethyl)tetrahydro-2H-pyran-2-yl)pentyl)-3-methoxy-9-methyl-1,7-dioxaspiro[5.5]undec-10-en-2-yl)ethyl pivalate

(S)-2-((tert-butyldiphenylsilyl)oxy)-1-((2S,3S,6R,8R,9S)-8-((2S,4S)-2,4-dihydroxy-5-((2S,6R)-6-(2-(pivaloyloxy)ethyl)tetrahydro-2H-pyran-2-yl)pentyl)-3-methoxy-9-methyl-1,7-dioxaspiro[5.5]undec-10-en-2-yl)ethyl pivalate

(S)-2-((tert-butyldiphenylsilyl)oxy)-1-((2S,3S,6R,8R,9S)-8-((2S,4R)-2,4-dihydroxy-5-((2S,6R)-6-(2-(pivaloyloxy)ethyl)tetrahydro-2H-pyran-2-yl)pentyl)-3-methoxy-9-methyl-1,7-dioxaspiro[5.5]undec-10-en-2-yl)ethyl pivalate

(2S,3R,4S)-1-((tert-butyldiphenylsilyl)oxy)-4-methoxynon-8-ene-2,3,7-triol